Finding the Fourth Proportional to 31,103.38, 42,922.67 and 17,674.65

Step by Step Solution

1. Step 1: Write the proportion equation
   31,103.38 : 42,922.67 = 17,674.65 : x
2. Step 2: Convert to fraction form
   31,103.38/42,922.67 = 17,674.65/x
3. Step 3: Cross multiply
   31,103.38x = 42,922.67 × 17,674.65
4. Step 4: Simplify right side
   31,103.38x = 758,643,169.32
5. Step 5: Solve for x
   x = 758,643,169.32/31,103.38
6. Step 6: Final answer
   x = 24,391.02